Home / 8,177,664.30-12,266,496.45-7,561,805.10

Finding the Fourth Proportional to 8,177,664.30, 12,266,496.45 and 7,561,805.10

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Solution

The fourth proportional to 8,177,664.30, 12,266,496.45 and 7,561,805.10 is: 11,342,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,664.30 : 12,266,496.45 = 7,561,805.10 : x
  2. Step 2: Convert to fraction form
    8,177,664.30/12,266,496.45 = 7,561,805.10/x
  3. Step 3: Cross multiply
    8,177,664.30x = 12,266,496.45 × 7,561,805.10
  4. Step 4: Simplify right side
    8,177,664.30x = 92,756,855,414,741.89
  5. Step 5: Solve for x
    x = 92,756,855,414,741.89/8,177,664.30
  6. Step 6: Final answer
    x = 11,342,707.65

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.